A. a phenotype
B. a zygote
C. an allele
D. a clone
Related Mcqs:
- In gamete development, the fact that each mature egg or sperm contains only one chromosome from each pair is attributable to a process known as ______________?
A. fertilization
B. immunization
C. reduction division
D. zygotic division - At the moment of conception, when a male’s sperm fertilizes the female’s egg’ the single cell that is formed is called the:
A. Blastula
B. Embryo
C. Fetus
D. Zygote - A human Sperm cell contains:
A. 46 genes
B. 46 pair of genes
C. 23 genes
D. 23 chromosomes - Diana Baumrind found that which parenting style produces the most well-adjusted children?
A. Authoritative
B. Authoritarian
C. Permissive
D. Attached - Which parenting style usually produces children with greatest confidence and self-esteem?
A. permissive
B. Authoritarian
C. authoritative
D. rejecting-neglecting - Which schedule of reinforcement produces the greatest resistance to extinction?
A. fixed ratio
B. fixed interval
C. variable ratio
D. variable interval - A disease believed to be caused because of cell death in a brain area that produces dopamine:
A. Alzheimer’s disease
B. Drug abuse
C. Epilepsy
D. Parkinson’s disease - One of the followings produces higher levels of secretions during periods of rapid growth and sexual maturation and in stress situations such as cold hunger:
A. Thyroid gland
B. Pancreas
C. Parathyroids
D. Adrenals - Excessive thyroxine produces a condition called:
A. Gigantism
B. Dwarfism
C. Graves’ disease
D. Cretinism - A disease believed to be caused because of cell death in a brain area that produces dopamine:
A. Alzheimer’s disease
B. Drug abuse
C. Epilepsy
D. Parkinson’s disease
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